5.big business and politics were inseparable bedfellows.
大企业是一对不可分割的盟友。
6.they met 18 months ago and have been inseparable ever since.
他们18个月前相遇,自此就形影不离了。
7.The three girls were inseparable—Kivi and Blomma, blonde and freckled, quiet and assured, and their tagalong, Chavisory, a chatterbox who looked no more than five years old.